8405904

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{709}}^1$

素因数の和:752

約数の個数: 80

約数和(自身を含む): 24651200

約数和(自身を除く): 16245296

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 38, 39, 48, 52, 57, 76, 78, 104, 114, 152, 156, 208, 228, 247, 304, 312, 456, 494, 624, 709, 741, 912, 988, 1418, 1482, 1976, 2127, 2836, 2964, 3952, 4254, 5672, 5928, 8508, 9217, 11344, 11856, 13471, 17016, 18434, 26942, 27651, 34032, 36868, 40413, 53884, 55302, 73736, 80826, 107768, 110604, 147472, 161652, 175123, 215536, 221208, 323304, 350246, 442416, 525369, 646608, 700492, 1050738, 1400984, 2101476, 2801968, 4202952, 8405904]

約数ペア:

[(1, 8405904), (2, 4202952), (3, 2801968), (4, 2101476), (6, 1400984), (8, 1050738), (12, 700492), (13, 646608), (16, 525369), (19, 442416), (24, 350246), (26, 323304), (38, 221208), (39, 215536), (48, 175123), (52, 161652), (57, 147472), (76, 110604), (78, 107768), (104, 80826), (114, 73736), (152, 55302), (156, 53884), (208, 40413), (228, 36868), (247, 34032), (304, 27651), (312, 26942), (456, 18434), (494, 17016), (624, 13471), (709, 11856), (741, 11344), (912, 9217), (988, 8508), (1418, 5928), (1482, 5672), (1976, 4254), (2127, 3952), (2836, 2964)]